import { Component, OnInit } from '@angular/core';
import { Hero } from '../hero';
import { HeroService } from '../hero.service';
@Component({
  selector: 'app-heros',
  templateUrl: './heros.component.html',
  styleUrls: ['./heros.component.less']
})
export class HerosComponent implements OnInit {
  selectedHero: Hero
  heroes: Hero[];

  constructor(private heroService: HeroService) { }

  ngOnInit() {
    this.getHeroes()
  }

  getHeroes(): void {
    this.heroService.getHeroes().subscribe(heroes => {
      this.heroes = heroes;
    })
  }

  add(name: string): void {
    name = name.trim();
    if (!name) { return }

    this.heroService.addHero({ name } as Hero).subscribe(hero => {
      this.heroes.push(hero)
    })
  }

  delete(hero: Hero): void {
    this.heroes = this.heroes.filter(h => h !== hero);
    this.heroService.deleteHero(hero).subscribe();
  }
}
